cpython/Demo/tkinter/guido/kill.py

99 lines
3.8 KiB
Python
Executable File

#! /usr/bin/env python
# Tkinter interface to Linux `kill' command.
from Tkinter import *
from string import splitfields
from string import split
import commands
import os
class BarButton(Menubutton):
def __init__(self, master=None, **cnf):
Menubutton.__init__(self, master, **cnf)
self.pack(side=LEFT)
self.menu = Menu(self, name='menu')
self['menu'] = self.menu
class Kill(Frame):
# List of (name, option, pid_column)
format_list = [('Default', '', 0),
('Long', '-l', 2),
('User', '-u', 1),
('Jobs', '-j', 1),
('Signal', '-s', 1),
('Memory', '-m', 0),
('VM', '-v', 0),
('Hex', '-X', 0)]
def kill(self, selected):
c = self.format_list[self.format.get()][2]
pid = split(selected)[c]
os.system('kill -9 ' + pid)
self.do_update()
def do_update(self):
name, option, column = self.format_list[self.format.get()]
s = commands.getoutput('ps -w ' + option)
list = splitfields(s, '\n')
self.header.set(list[0])
del list[0]
y = self.frame.vscroll.get()[0]
self.frame.list.delete(0, AtEnd())
for line in list:
self.frame.list.insert(0, line)
self.frame.list.yview(int(y))
def do_motion(self, e):
e.widget.select_clear(0, END)
e.widget.select_set(e.widget.nearest(e.y))
def do_leave(self, e):
e.widget.select_clear(0, END)
def do_1(self, e):
self.kill(e.widget.get(e.widget.nearest(e.y)))
def __init__(self, master=None, **cnf):
Frame.__init__(self, master, cnf)
self.pack(expand=1, fill=BOTH)
self.bar = Frame(self, name='bar', relief=RAISED,
borderwidth=2)
self.bar.pack(fill=X)
self.bar.file = BarButton(self.bar, text='File')
self.bar.file.menu.add_command(
label='Quit', command=self.quit)
self.bar.view = BarButton(self.bar, text='View')
self.format = IntVar(self)
self.format.set(2)
for num in range(len(self.format_list)):
self.bar.view.menu.add_radiobutton(
label=self.format_list[num][0],
command=self.do_update,
variable=self.format,
value=num)
#self.bar.view.menu.add_separator()
#XXX ...
self.bar.tk_menuBar(self.bar.file, self.bar.view)
self.frame = Frame(self, relief=RAISED, borderwidth=2)
self.frame.pack(expand=1, fill=BOTH)
self.header = StringVar(self)
self.frame.label = Label(self.frame, relief=FLAT, anchor=NW,
borderwidth=0,
textvariable=self.header)
self.frame.label.pack(fill=X)
self.frame.vscroll = Scrollbar(self.frame, orient=VERTICAL)
self.frame.list = Listbox(self.frame, relief=SUNKEN,
selectbackground='#eed5b7',
selectborderwidth=0,
yscroll=self.frame.vscroll.set)
self.frame.vscroll['command'] = self.frame.list.yview
self.frame.vscroll.pack(side=RIGHT, fill=Y)
self.frame.list.pack(expand=1, fill=BOTH)
self.update = Button(self, text="Update",
command=self.do_update)
self.update.pack(expand=1, fill=X)
self.frame.list.bind('<Motion>', self.do_motion)
self.frame.list.bind('<Leave>', self.do_leave)
self.frame.list.bind('<1>', self.do_1)
self.do_update()
if __name__ == '__main__':
kill = Kill(None, borderwidth=5)
kill.winfo_toplevel().title('Tkinter Process Killer')
kill.winfo_toplevel().minsize(1, 1)
kill.mainloop()